A true test for system memory. Procedural maps can exhaust RAM quickly; 16GB is the minimum, and 32GB is recommended. CPUs with 3D V-Cache (AMD X3D) offer massive performance gains here.
Actual FPS may vary based on RAM speed, background processes, and other system factors
Performance Report
At 1080p, all quality settings exceed 110 FPS. At 1440p, all settings exceed 75 FPS. At 4K, frame rates range from 36 to 62 FPS.
The Arc B580 is 44% above the recommended GPU (GeForce GTX 980) for Rust. The Ryzen 7 7800X3D is 180% above the recommended CPU (Core i7-4790K).
Rust supports: AFMF. However, the Arc B580 is not compatible with these technologies.
The Arc B580 sets the FPS ceiling at all 1080p settings, all 1440p settings, all 4k settings, while the Ryzen 7 7800X3D still has additional frame-generation headroom.
Approximated average price on current market:
Combo price: $633. At 1080p Ultra, this combo delivers 110 FPS, equivalent to 0.17 FPS per dollar.
| Resolution | Low | Medium | High | Ultra |
|---|---|---|---|---|
| 1080p | 0.250 fps/$ | 0.242 fps/$ | 0.205 fps/$ | 0.174 fps/$ |
| 1440p | 0.183 fps/$ | 0.167 fps/$ | 0.141 fps/$ | 0.118 fps/$ |
| 4k | 0.098 fps/$ | 0.087 fps/$ | 0.070 fps/$ | 0.057 fps/$ |
* Table values represent FPS per Dollar (higher is better)
This section is based on estimated CPU/GPU FPS ceilings, not utilization percentages.
At 4k ultra, the Arc B580 sets the ceiling at about 34 FPS, while the Ryzen 7 7800X3D has headroom up to 85 FPS. In this scenario, the GPU limits the CPU potential by 60% (FPS gap: 51 FPS). Overall distribution: GPU limits 12/12 cells, CPU limits 0/12, balanced 0/12.
Your Arc B580 is the limiting side in the heaviest mismatch. This means part of the Ryzen 7 7800X3D frame-generation potential remains unused in those settings.
| Resolution | Low | Medium | High | Ultra |
|---|---|---|---|---|
| 1080p (Full HD) | GPU Limits CPU 38% | GPU Limits CPU 41% | GPU Limits CPU 38% | GPU Limits CPU 43% |
| 1440p (2K QHD) | GPU Limits CPU 49% | GPU Limits CPU 52% | GPU Limits CPU 46% | GPU Limits CPU 47% |
| 4K (Ultra HD) | GPU Limits CPU 59% | GPU Limits CPU 58% | GPU Limits CPU 58% | GPU Limits CPU 60% |
We estimate the maximum FPS the processor can sustain and the maximum FPS the graphics card can sustain in each setting, then compare those limits directly.
Limit Factor formula: (stronger - weaker) / stronger. Example: if CPU ceiling is 200 FPS and GPU ceiling is 140 FPS, then GPU limits CPU by 30%.
CPU Limits GPU means the processor ceiling is lower. GPU Limits CPU means the graphics ceiling is lower. Balanced means the FPS ceilings are close enough that the gap is negligible.
A component can still be the FPS limiter without reaching 100% utilization. The displayed percentages are derived from FPS ceilings, not generic utilization heuristics.
See how your processor and graphics card compare against the game official minimum and recommended system specs. The placement of your hardware is calculated using relative synthetic performance scores to help you gauge overall playability.
Your CPU is 180% above and your GPU is 44% above the recommended specs. High/Ultra at 1080p. Lower settings for higher resolutions.
+180%vsrecommended
+44%vsrecommended
+236%vsminimum
+189%vsminimum
Yes, the Ryzen 7 7800X3D paired with the Arc B580 can run Rust smoothly up to 1440p achieving around 75 FPS at Ultra quality. Your GPU is 44% above the recommended specs, and your CPU is 180% above the recommended requirements.
This CPU + GPU combo costs approximately $633 ($384 CPU (Rank #212 Value) + $249 GPU (Rank #14 Value)). Your build is already very cost-efficient, but if you want even more FPS, the next good option is upgrading the GPU. For example, upgrading to the GeForce RTX 5060 for around $299 (Rank #2 for value) could deliver noticeably better performance.
For Rust, upgrading the GPU would give you the most noticeable improvement. The Arc B580 is the limiting factor here, while the Ryzen 7 7800X3D still has spare capacity. A more powerful GPU would unlock higher FPS, especially at higher resolutions and quality presets. GPU-limited at: 1080p high, 1080p low, 1080p medium, 1080p ultra, 1440p high, 1440p low, 1440p medium, 1440p ultra, 4k high, 4k low, 4k medium, 4k ultra.
Rust supports AFMF, but your Arc B580 is not compatible with these technologies. Frame Generation is typically available on newer GPUs like the RTX 40-series (DLSS 3) or modern AMD cards (FSR 3).
Rust requires at minimum a Core i7-3770 (CPU) and GeForce GTX 670 (GPU) with 10 GB RAM and 25 GB (SSD) storage. For the recommended experience, you need a Core i7-4790K and GeForce GTX 980 with 16 GB RAM. Your Ryzen 7 7800X3D and Arc B580 both exceed the recommended specs, so you're well-positioned for a great experience.
These Rust FPS results are not arbitrary numbers. They come from calculations informed by thousands of real gaming benchmarks, and the typical accuracy range is around 10% to 15%. That makes them far more useful than generic FPS calculators that simply invent values without a benchmark foundation. Actual in-game performance can still vary with drivers, updates, RAM configuration, cooling, and the exact scene being rendered.
Performance estimates are based on synthetic benchmarks and hardware capabilities.
Results may vary based on drivers, OS, and background processes.
